zhangjialou town ,jiaonan city Qingdao, Shandong
Qingdao Kaiyang Rubber Co.,Ltd is located in zhangjialou town,jiaonancity China. It the first manufacturer specialized high quality butyl inner tube for truck,motorcycle and wheel barrow.now we are manufacturing natural rubber too.and motorcycle ...
butyl inner tube, natural rubber tube, motorcycle tyre, motorcycle